17172155

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 28643328

約数和(自身を除く): 11471173

約数列:

[1, 5, 7, 11, 13, 35, 47, 55, 65, 73, 77, 91, 143, 235, 329, 365, 385, 455, 511, 517, 611, 715, 803, 949, 1001, 1645, 2555, 2585, 3055, 3431, 3619, 4015, 4277, 4745, 5005, 5621, 6643, 6721, 10439, 17155, 18095, 21385, 24017, 28105, 33215, 33605, 37741, 44603, 47047, 52195, 73073, 120085, 188705, 223015, 235235, 264187, 312221, 365365, 490633, 1320935, 1561105, 2453165, 3434431, 17172155]

約数ペア:

[(1, 17172155), (5, 3434431), (7, 2453165), (11, 1561105), (13, 1320935), (35, 490633), (47, 365365), (55, 312221), (65, 264187), (73, 235235), (77, 223015), (91, 188705), (143, 120085), (235, 73073), (329, 52195), (365, 47047), (385, 44603), (455, 37741), (511, 33605), (517, 33215), (611, 28105), (715, 24017), (803, 21385), (949, 18095), (1001, 17155), (1645, 10439), (2555, 6721), (2585, 6643), (3055, 5621), (3431, 5005), (3619, 4745), (4015, 4277)]